12915903

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:85

約数の個数: 96

約数和(自身を含む): 25740288

約数和(自身を除く): 12824385

約数列:

[1, 3, 7, 11, 13, 17, 21, 23, 33, 39, 51, 69, 77, 91, 119, 121, 143, 161, 187, 221, 231, 253, 273, 299, 357, 363, 391, 429, 483, 561, 663, 759, 847, 897, 1001, 1173, 1309, 1547, 1573, 1771, 2057, 2093, 2431, 2541, 2737, 2783, 3003, 3289, 3927, 4301, 4641, 4719, 5083, 5313, 6171, 6279, 7293, 8211, 8349, 9867, 11011, 12903, 14399, 15249, 17017, 19481, 23023, 26741, 30107, 33033, 35581, 36179, 43197, 47311, 51051, 55913, 58443, 69069, 80223, 90321, 106743, 108537, 141933, 167739, 187187, 253253, 331177, 391391, 561561, 615043, 759759, 993531, 1174173, 1845129, 4305301, 12915903]

約数ペア:

[(1, 12915903), (3, 4305301), (7, 1845129), (11, 1174173), (13, 993531), (17, 759759), (21, 615043), (23, 561561), (33, 391391), (39, 331177), (51, 253253), (69, 187187), (77, 167739), (91, 141933), (119, 108537), (121, 106743), (143, 90321), (161, 80223), (187, 69069), (221, 58443), (231, 55913), (253, 51051), (273, 47311), (299, 43197), (357, 36179), (363, 35581), (391, 33033), (429, 30107), (483, 26741), (561, 23023), (663, 19481), (759, 17017), (847, 15249), (897, 14399), (1001, 12903), (1173, 11011), (1309, 9867), (1547, 8349), (1573, 8211), (1771, 7293), (2057, 6279), (2093, 6171), (2431, 5313), (2541, 5083), (2737, 4719), (2783, 4641), (3003, 4301), (3289, 3927)]